David Welna

DAVID WELNA, BYLINE: And I'm David Welna in Washington. At first, President Trump's desire to parade the military through Washington did not strike former Marine Sergeant and Iraq veteran John Hoellwarth as the best use of the Pentagon's resources.

President Trump has signed an executive order to keep the U.S. military prison at Guantanamo Bay, Cuba, open. It was a key campaign promise, and the president made this announcement during his State of the Union speech last night.

On this day 16 years ago, Defense Secretary Donald Rumsfeld announced that the American naval base in Guantanamo Bay, Cuba, would be used to hold captives from the war on terror. Rumsfeld described it...

Critics in the Senate have posed a high-stakes question: Can anything keep President Trump from launching a nuclear attack on his own?

"We are concerned that the president of the United States is so unstable, is so volatile, has a decision-making process that is so quixotic that he might order a nuclear weapons strike that is wildly out of step with U.S. national security interests," said Connecticut Democrat Chris Murphy.

His Massachusetts colleague Ed Markey has offered legislation that would require congressional approval for any first use of nuclear weapons.

The steel-plated, modified Boeing 747 that Defense Secretary Jim Mattis travels the world on had flown west from suburban Washington, D.C., for 19 hours when it touched down Monday on an airstrip the U.S. once owned and operated.